259469703653 has 2 divisors, whose sum is σ = 259469703654. Its totient is φ = 259469703652.

The previous prime is 259469703527. The next prime is 259469703697. The reversal of 259469703653 is 356307964952.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 258977174404 + 492529249 = 508898^2 + 22193^2 .

It is a cyclic number.

It is not a de Polignac number, because 259469703653 - 2¹² = 259469699557 is a prime.

It is a super-2 number, since 2×259469703653² (a number of 24 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 259469703592 and 259469703601.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (259469703853) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 129734851826 + 129734851827.

It is an arithmetic number, because the mean of its divisors is an integer number (129734851827).

Almost surely, 2^259469703653 is an apocalyptic number.

It is an amenable number.

259469703653 is a deficient number, since it is larger than the sum of its proper divisors (1).

259469703653 is an equidigital number, since it uses as much as digits as its factorization.

259469703653 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36741600, while the sum is 59.

The spelling of 259469703653 in words is "two hundred fifty-nine billion, four hundred sixty-nine million, seven hundred three thousand, six hundred fifty-three".